S/S M BOMB HEADER W/MID PIPE YAM RH These sliding rollers perform better

These sliding rollers perform better than standard round weights by allowing the variator to open farther for higher top speeds

materials choice

Blends with gasoline

All valves sold each

S/S M BOMB HEADER W/MID PIPE YAM RH These sliding rollers perform betterThe science behind the Megabomb header may be our greatest engineering accomplishment to date. You can bolt on a Megabomb with an existing FMF Racing slip on for as much as a 3hp boost, plus the Megabomb actually reduces noises levels by as much as 1. 5dB. The Megabomb technology is revolved to produce more low end to mid range gains as well as broadening out the mid to top end power gains over stock. The Megabomb is best used for Motocross Supercross